Gonda,Cyrus M. Where is my ketchup: How to give & receive exceotional customer service. Embassy Book.
芝加哥风格引文Gonda,Cyrus M. Where Is My Ketchup: How to Give & Receive Exceotional Customer Service. Mumbai: Embassy Book.
MLA引文Gonda,Cyrus M. Where Is My Ketchup: How to Give & Receive Exceotional Customer Service. Embassy Book.
警告：这些引文格式不一定是100％准确.